Dowelling drill guide



FIG. 1 is a perspective view of a dowelling drill guide showing my new design;

FIG. 2 is a right side elevational view;

FIG. 3 is a left side elevational view;

FIG. 4 is a rear elevational view;

FIG. 5 is a front elevational view;

FIG. 6 is a top plan view;

FIG. 7 is a bottom plan view;

FIG. 8 is a right side elevational view in an alternate position for use; and

FIG. 9 is a bottom plan view thereof. 

The ornamental design for a dowelling drill guide, as shown. 